谈论某事英语如下：
Talk about sth。
1. discuss sth.
谈论某事翻译为discuss sth.。
示例：每当你用积极的思维谈论某事时，我就会拿出一块石头。 Whenever you talked about something with positive thinking, I took out a stone.
来源：英语发音在线词典
2. talk about
谈论某事翻译为 talk about 。
示例：当我们谈论某事时，我们总是争论。 When we talk about something, we always argue.
来源：在线英语词典
3. speak about sth.
谈论某事翻译为speak about sth.。
示例：如果你不能做某事，你可以谈论你将怎么办？ If you can't do something, you can talk about what you will do.
来源：郎文当代中级英语辞典
4. talk about sth.
谈论某事翻译为talk about sth.。
示例：unsell the public on its faith in sth. 劝说公众不要对某事表示信心。